Ball case



FIG. 1 is a front-right-top perspective view of a ball case, showing my new design;

FIG. 2 is a front view thereof, the opposite side view being a mirror image;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a top view thereof, the opposite side view being a mirror image. 

The ornamental design for a ball case, as shown. 